1043400313 has 16 divisors (see below), whose sum is σ = 1170046080. Its totient is φ = 925284096.

The previous prime is 1043400287. The next prime is 1043400317. The reversal of 1043400313 is 3130043401.

1043400313 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 1043400313 - 2¹³ = 1043392121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1043400317) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6283 + ... + 46111.

It is an arithmetic number, because the mean of its divisors is an integer number (73127880).

Almost surely, 2^1043400313 is an apocalyptic number.

It is an amenable number.

1043400313 is a deficient number, since it is larger than the sum of its proper divisors (126645767).

1043400313 is a wasteful number, since it uses less digits than its factorization.

1043400313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39936.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 1043400313 is about 32301.7075864419. The cubic root of 1043400313 is about 1014.2623882177.

Adding to 1043400313 its reverse (3130043401), we get a palindrome (4173443714).

The spelling of 1043400313 in words is "one billion, forty-three million, four hundred thousand, three hundred thirteen".